Question

MEDAL!! True or False: For a one-to-one function, y = f ( x ) , then x = f ^-1( y ) . Explain your answer.

Answer 1

True if y=f(x) and f is one to one

Answer 2

wait so my explanation would just simply be if y=f(x) and f is one to one then it is true

Answer 3

If f is not one to one \[f^{-1}(x)\]
will have more tan one value

Answer 4

than

Answer 5

oh ok I get that. thanks

Answer 6

If f is one to one \[f^{-1}(y)\] will have only one value

Answer 7

YW